Finding the Fourth Proportional to 17,372,214.87, 26,041,378.52 and 8,271,867.30
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Solution
The fourth proportional to 17,372,214.87, 26,041,378.52 and 8,271,867.30 is: 12,399,733.08
Step by Step Solution
- Step 1: Write the proportion equation
17,372,214.87 : 26,041,378.52 = 8,271,867.30 : x - Step 2: Convert to fraction form
17,372,214.87/26,041,378.52 = 8,271,867.30/x - Step 3: Cross multiply
17,372,214.87x = 26,041,378.52 × 8,271,867.30 - Step 4: Simplify right side
17,372,214.87x = 215,410,827,385,151.06 - Step 5: Solve for x
x = 215,410,827,385,151.06/17,372,214.87 - Step 6: Final answer
x = 12,399,733.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.